Boilers and cylinders are（）. A.raw metalli

发布时间：2018-04-28 10:19 │ 来源：www.tikuol.com

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问题：

Boilers and cylinders are（）.

A.raw metallic products

B.finished metallic products

C.consumable products

D.Manufactured goods of large Size

考点：航海英语航海英语综合练习航海英语综合练习题库

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根据短文内容，用方框中所给词的正确形式填空，使短文完整、正确。

improve, everyone, all, any, success, in, for, see, learn, he

     Liu's world of magic Liu Qian is a magician (魔术师) from Taiwan. For the CCTV Spring Festival
Gala (春晚) he put on two magic shows. They wore very 1______. Now 2______ ismad about magic.
We 3______ want to know how to do a trick! 　　
     Liu didn't go to 4______ magic school. He learned by 5 ______. He worked hard at it. Now he is a great
magician. 　　
     When Liu was seven, he saw a coin trick 6______ a big store. At that moment Liu decided 7______
magic. 　　
     Liu practiced hard 8______ his skills. Then one day he was able to put on a show 9______his class. 　　
"I______the surprise on everyone's face. It was cool." 　　
     Liu still practices hard today. He may spend three years working on a new show.

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，z₁=3+4i，z₂=-2-i，则f（z₁-z₂）是（　　）

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NetWare 网络用户可分为网络管理员、网络操作员、普通网络用户和______。

A．系统管理员

B．服务器管理员

C．文件管理员

D．组管理员

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引起右上腹绞痛及黄疽的最常见原因是

A．肝脓肿

B．胆总管结石

C．胆囊炎

D．胆道蛔虫症

E．乙型肝炎

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认识的产生、发展、检验和归宿都离不开实践。( )

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